Commit | Line | Data |
---|---|---|
2d200665 AK |
1 | /* |
2 | * Board support file for Nokia RM-680. | |
3 | * | |
4 | * Copyright (C) 2010 Nokia | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 as | |
8 | * published by the Free Software Foundation. | |
9 | */ | |
10 | ||
11 | #include <linux/io.h> | |
12 | #include <linux/i2c.h> | |
13 | #include <linux/gpio.h> | |
14 | #include <linux/init.h> | |
15 | #include <linux/i2c/twl.h> | |
16 | #include <linux/platform_device.h> | |
17 | #include <linux/regulator/fixed.h> | |
18 | #include <linux/regulator/machine.h> | |
19 | #include <linux/regulator/consumer.h> | |
20 | ||
21 | #include <asm/mach/arch.h> | |
22 | #include <asm/mach-types.h> | |
23 | ||
24 | #include <plat/i2c.h> | |
25 | #include <plat/mmc.h> | |
26 | #include <plat/usb.h> | |
27 | #include <plat/gpmc.h> | |
4e65331c | 28 | #include "common.h" |
2d200665 AK |
29 | #include <plat/onenand.h> |
30 | ||
31 | #include "mux.h" | |
32 | #include "hsmmc.h" | |
33 | #include "sdram-nokia.h" | |
fbd8071c | 34 | #include "common-board-devices.h" |
2d200665 AK |
35 | |
36 | static struct regulator_consumer_supply rm680_vemmc_consumers[] = { | |
0005ae73 | 37 | REGULATOR_SUPPLY("vmmc", "omap_hsmmc.1"), |
2d200665 AK |
38 | }; |
39 | ||
40 | /* Fixed regulator for internal eMMC */ | |
41 | static struct regulator_init_data rm680_vemmc = { | |
42 | .constraints = { | |
43 | .name = "rm680_vemmc", | |
2d200665 AK |
44 | .valid_modes_mask = REGULATOR_MODE_NORMAL |
45 | | REGULATOR_MODE_STANDBY, | |
46 | .valid_ops_mask = REGULATOR_CHANGE_STATUS | |
47 | | REGULATOR_CHANGE_MODE, | |
48 | }, | |
49 | .num_consumer_supplies = ARRAY_SIZE(rm680_vemmc_consumers), | |
50 | .consumer_supplies = rm680_vemmc_consumers, | |
51 | }; | |
52 | ||
53 | static struct fixed_voltage_config rm680_vemmc_config = { | |
54 | .supply_name = "VEMMC", | |
55 | .microvolts = 2900000, | |
56 | .gpio = 157, | |
57 | .startup_delay = 150, | |
58 | .enable_high = 1, | |
59 | .init_data = &rm680_vemmc, | |
60 | }; | |
61 | ||
62 | static struct platform_device rm680_vemmc_device = { | |
63 | .name = "reg-fixed-voltage", | |
64 | .dev = { | |
65 | .platform_data = &rm680_vemmc_config, | |
66 | }, | |
67 | }; | |
68 | ||
69 | static struct platform_device *rm680_peripherals_devices[] __initdata = { | |
70 | &rm680_vemmc_device, | |
71 | }; | |
72 | ||
73 | /* TWL */ | |
74 | static struct twl4030_gpio_platform_data rm680_gpio_data = { | |
75 | .gpio_base = OMAP_MAX_GPIO_LINES, | |
76 | .irq_base = TWL4030_GPIO_IRQ_BASE, | |
77 | .irq_end = TWL4030_GPIO_IRQ_END, | |
78 | .pullups = BIT(0), | |
79 | .pulldowns = BIT(1) | BIT(2) | BIT(8) | BIT(15), | |
80 | }; | |
81 | ||
2d200665 | 82 | static struct twl4030_platform_data rm680_twl_data = { |
2d200665 | 83 | .gpio = &rm680_gpio_data, |
2d200665 AK |
84 | /* add rest of the children here */ |
85 | }; | |
86 | ||
2d200665 AK |
87 | static void __init rm680_i2c_init(void) |
88 | { | |
827ed9ae | 89 | omap3_pmic_get_config(&rm680_twl_data, TWL_COMMON_PDATA_USB, 0); |
fbd8071c | 90 | omap_pmic_init(1, 2900, "twl5031", INT_34XX_SYS_NIRQ, &rm680_twl_data); |
2d200665 AK |
91 | omap_register_i2c_bus(2, 400, NULL, 0); |
92 | omap_register_i2c_bus(3, 400, NULL, 0); | |
93 | } | |
94 | ||
95 | #if defined(CONFIG_MTD_ONENAND_OMAP2) || \ | |
96 | defined(CONFIG_MTD_ONENAND_OMAP2_MODULE) | |
97 | static struct omap_onenand_platform_data board_onenand_data[] = { | |
98 | { | |
99 | .gpio_irq = 65, | |
100 | .flags = ONENAND_SYNC_READWRITE, | |
101 | } | |
102 | }; | |
103 | #endif | |
104 | ||
105 | /* eMMC */ | |
106 | static struct omap2_hsmmc_info mmc[] __initdata = { | |
107 | { | |
108 | .name = "internal", | |
109 | .mmc = 2, | |
110 | .caps = MMC_CAP_4_BIT_DATA | MMC_CAP_MMC_HIGHSPEED, | |
111 | .gpio_cd = -EINVAL, | |
112 | .gpio_wp = -EINVAL, | |
113 | }, | |
114 | { /* Terminator */ } | |
115 | }; | |
116 | ||
117 | static void __init rm680_peripherals_init(void) | |
118 | { | |
119 | platform_add_devices(rm680_peripherals_devices, | |
120 | ARRAY_SIZE(rm680_peripherals_devices)); | |
121 | rm680_i2c_init(); | |
122 | gpmc_onenand_init(board_onenand_data); | |
123 | omap2_hsmmc_init(mmc); | |
124 | } | |
125 | ||
2d200665 AK |
126 | #ifdef CONFIG_OMAP_MUX |
127 | static struct omap_board_mux board_mux[] __initdata = { | |
128 | { .reg_offset = OMAP_MUX_TERMINATOR }, | |
129 | }; | |
130 | #endif | |
131 | ||
2d200665 AK |
132 | static void __init rm680_init(void) |
133 | { | |
a4ca9dbe TL |
134 | struct omap_sdrc_params *sdrc_params; |
135 | ||
2d200665 AK |
136 | omap3_mux_init(board_mux, OMAP_PACKAGE_CBB); |
137 | omap_serial_init(); | |
a4ca9dbe TL |
138 | |
139 | sdrc_params = nokia_get_sdram_timings(); | |
140 | omap_sdrc_init(sdrc_params, sdrc_params); | |
141 | ||
9e18630b | 142 | usb_musb_init(NULL); |
2d200665 AK |
143 | rm680_peripherals_init(); |
144 | } | |
145 | ||
2d200665 | 146 | MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") |
5e52b435 | 147 | .atag_offset = 0x100, |
2d200665 | 148 | .reserve = omap_reserve, |
e990a406 | 149 | .map_io = omap3_map_io, |
8f5b5a41 | 150 | .init_early = omap3630_init_early, |
741e3a89 | 151 | .init_irq = omap3_init_irq, |
2d200665 | 152 | .init_machine = rm680_init, |
e74984e4 | 153 | .timer = &omap3_timer, |
2d200665 | 154 | MACHINE_END |